Fichael learns something shocking about his childhood memories. Flammy and Bazarack begin an affair. Scootie wants Barry to gather his human parts.

After a devastating and unimaginable loss that will haunt her for the rest of time, Olivia finds both her son and daughter in forbidden relationships. She opposes their unions, but as she tries to hold on, more destruction finds her and pushes her further to her breaking point. Blood is on her hands as an old foe's fate waits to be revealed.

Finally, another season finale! Just wish the Pupa would behave himself...

Kenji asks his friends to back off and stay out of his father's business. But to save the island's dinos, they're willing to risk breaking his trust.

Hope's concussive symptoms continue, frustrating both her and Doc. Meanwhile, Mel asks Preacher to help her surprise a stubborn Jack.

Principal Keifer offers access to a school resource. Meanwhile, Josh attempts to shake a nickname and Kyle makes a plan to boost their popularity.

Jay discovers Jack was deeply in debt and when Sputty also seems to be involved he becomes suspicious. Jay and Mary grow closer, Anousha acts for Ziggy and the Kelly Gang unexpectedly strikes again.